<template>
    <i-form :model="formItem" :label-width="120">
        <Row>
            <Card>
                <p slot="title">
                    <Icon type="ios-flower"></Icon>
                    编辑作物生育周期
                </p>
                <Row :gutter="30">
                    <i-col span="12">
                        <Form-item label="生育周期名称：">
                            <i-input :value.sync="formItem.name" placeholder="请输入"></i-input>
                        </Form-item>
                    </i-col>
                    <i-col span="12">
                        <Form-item label="生育周期天数：">
                            <Input-number :max="10" :min="1" :value="1"></Input-number>
                        </Form-item>
                    </i-col>
                </Row>
                <Row type="flex" align="middle" class="height-100">
                    <Form-item label="生育周期图片：">
                        <div class="demo-upload-list" v-for="item in uploadList">
                            <template v-if="item.status === 'finished'">
                                <img :src="item.url">
                                <div class="demo-upload-list-cover">
                                    <Icon type="ios-eye-outline" @click.native="handleView(item.name)"></Icon>
                                    <Icon type="ios-trash-outline" @click.native="handleRemove(item)"></Icon>
                                </div>
                            </template>
                            <template v-else>
                                <Progress v-if="item.showProgress" :percent="item.percentage" hide-info></Progress>
                            </template>
                        </div>
                        <Upload
                                ref="upload"
                                :show-upload-list="false"
                                :default-file-list="defaultList"
                                :on-success="handleSuccess"
                                :format="['jpg','jpeg','png']"
                                :max-size="2048"
                                :on-format-error="handleFormatError"
                                :on-exceeded-size="handleMaxSize"
                                :before-upload="handleBeforeUpload"
                                multiple
                                type="drag"
                                action="//jsonplaceholder.typicode.com/posts/"
                                style="display: inline-block;width:58px;">
                            <div style="width: 58px;height:58px;line-height: 58px;">
                                <Icon type="plus" size="65"></Icon>
                            </div>
                        </Upload>

                        <Modal title="查看图片" v-model="visible">
                            <img :src="'https://o5wwk8baw.qnssl.com/' + imgName + '/large'" v-if="visible"
                                 style="width: 100%;">
                        </Modal>
                    </Form-item>
                </Row>
                <Row>
                    <Form-item label="生育周期介绍：">
                        <div class="markdown-con">
                            <Card>
                                <textarea id="iview_admin_markdown_editor" style="display:none;"></textarea>
                            </Card>
                        </div>
                    </Form-item>
                </Row>

                <Row>
                    <Form-item>
                        <i-button type="primary" @click="submit">提交</i-button>
                        <i-button type="ghost" style="margin-left: 8px" @click="cancle">取消</i-button>
                    </Form-item>
                </Row>
            </Card>
        </Row>


    </i-form>
</template>
<script>
    import SimpleMDE from 'SimpleMDE';

    export default {
        data() {
            return {
                formItem: {
                    input: '',
                    select: '',
                    radio: 'male',
                    checkbox: [],
                    switch: true,
                    date: '',
                    time: '',
                    slider: [20, 50],
                    textarea: 'ssssss'
                },
                defaultList: [
                    {
                        'name': 'a42bdcc1178e62b4694c830f028db5c0',
                        'url': 'https://o5wwk8baw.qnssl.com/a42bdcc1178e62b4694c830f028db5c0/avatar'
                    },
                    {
                        'name': 'bc7521e033abdd1e92222d733590f104',
                        'url': 'https://o5wwk8baw.qnssl.com/bc7521e033abdd1e92222d733590f104/avatar'
                    }
                ],
                imgName: '',
                visible: false,
                uploadList: []
            }
        },
        methods: {
            handleView(name) {
                this.imgName = name;
                this.visible = true;
            },
            handleRemove(file) {
                // 从 upload 实例删除数据
                const fileList = this.$refs.upload.fileList;
                this.$refs.upload.fileList.splice(fileList.indexOf(file), 1);
            },
            handleSuccess(res, file) {
                // 因为上传过程为实例，这里模拟添加 url
                file.url = 'https://o5wwk8baw.qnssl.com/7eb99afb9d5f317c912f08b5212fd69a/avatar';
                file.name = '7eb99afb9d5f317c912f08b5212fd69a';
            },
            handleFormatError(file) {
                this.$Notice.warning({
                    title: '文件格式不正确',
                    desc: '文件 ' + file.name + ' 格式不正确，请上传 jpg 或 png 格式的图片。'
                });
            },
            handleMaxSize(file) {
                this.$Notice.warning({
                    title: '超出文件大小限制',
                    desc: '文件 ' + file.name + ' 太大，不能超过 2M。'
                });
            },
            handleBeforeUpload() {
                const check = this.uploadList.length < 5;
                if (!check) {
                    this.$Notice.warning({
                        title: '最多只能上传 5 张图片。'
                    });
                }
                return check;
            },
            submit: function () {
                //跳转到之前页面
                const title = '提交成功';
                const content = "提交成功!"
                this.$Modal.info({
                    title: title,
                    content: content,
                })
                this.$router.replace("growth_cycle");
            },
            cancle: function () {
                this.$router.replace("growth_cycle");
            }
        },
        mounted() {
            this.uploadList = this.$refs.upload.fileList;
            new SimpleMDE({
                element: document.getElementById('iview_admin_markdown_editor'),
                toolbar: ['bold', 'italic', 'strikethrough', 'heading', 'heading-smaller', 'heading-bigger', 'heading-1', 'heading-2', 'heading-3', '|', 'code', 'quote', 'unordered-list', 'clean-block', '|', 'link', 'image', 'table', 'horizontal-rule', '|', 'preview', 'guide']
            });
        }
    }
</script>
<style>
    @import 'markdown-editor.less';

    .demo-upload-list {
        display: inline-block;
        width: 60px;
        height: 60px;
        text-align: center;
        line-height: 60px;
        border: 1px solid transparent;
        border-radius: 4px;
        overflow: hidden;
        background: #fff;
        position: relative;
        box-shadow: 0 1px 1px rgba(0, 0, 0, .2);
        margin-right: 4px;
    }

    .demo-upload-list img {
        width: 100%;
        height: 100%;
    }

    .demo-upload-list-cover {
        display: none;
        position: absolute;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        background: rgba(0, 0, 0, .6);
    }

    .demo-upload-list:hover .demo-upload-list-cover {
        display: block;
    }

    .demo-upload-list-cover i {
        color: #fff;
        font-size: 20px;
        cursor: pointer;
        margin: 0 2px;
    }

</style>
